วิธีทดสอบความแข็งของพลาสติก (คู่มือสำหรับผู้เริ่มต้น)

วิธีทดสอบความแข็งของพลาสติก (คู่มือสำหรับผู้เริ่มต้น)

Have you ever wonder about the hardness of plastic? The hardness test is a process or method used to measure the hardness of different materials. In simple words, the hardness of any material refers to its level of resistance to permanent indentation. There are many...

How to choose Rockwell hardness test kit knives?

What is Rockwell testing? Simply said Rockwell ‘RC’ is the measuring of materials hardness.  It is a test measuring the penetration depth made by a large load in relation to that made by a lighter one. The kit knives is the simplest most affordable means of attaining...
ประโยชน์ของ Rockwell Hardness Tester (อ่านก่อนตัดสินใจซื้อ)

ประโยชน์ของ Rockwell Hardness Tester (อ่านก่อนตัดสินใจซื้อ)

Overview: Rockwell Hardness Test The Rockwell hardness test is one of the most basic and effective methods of hardness testing of different materials. It was invented by Stanley P. Rockwell in 1919 for determining the accurate and speedy measurement of hardness. The...
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